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-rw-r--r--keyboards/handwired/xealous/debounce.c63
-rw-r--r--keyboards/handwired/xealous/rules.mk10
2 files changed, 69 insertions, 4 deletions
diff --git a/keyboards/handwired/xealous/debounce.c b/keyboards/handwired/xealous/debounce.c
new file mode 100644
index 0000000000..65a99f27f2
--- /dev/null
+++ b/keyboards/handwired/xealous/debounce.c
@@ -0,0 +1,63 @@
+#include <string.h>
+#include "config.h"
+#include "matrix.h"
+#include "timer.h"
+#include "quantum.h"
+
+#ifndef DEBOUNCING_DELAY
+# define DEBOUNCING_DELAY 5
+#endif
+
+//Debouncing counters
+typedef uint8_t debounce_counter_t;
+#define DEBOUNCE_COUNTER_MODULO 250
+#define DEBOUNCE_COUNTER_INACTIVE 251
+
+static debounce_counter_t *debounce_counters;
+
+void debounce_init(uint8_t num_rows)
+{
+ debounce_counters = malloc(num_rows*MATRIX_COLS);
+ memset(debounce_counters, DEBOUNCE_COUNTER_INACTIVE, num_rows*MATRIX_COLS);
+}
+
+void update_debounce_counters(uint8_t num_rows, uint8_t current_time)
+{
+ for (uint8_t row = 0; row < num_rows; row++)
+ {
+ for (uint8_t col = 0; col < MATRIX_COLS; col++)
+ {
+ if (debounce_counters[row*MATRIX_COLS + col] != DEBOUNCE_COUNTER_INACTIVE)
+ {
+ if (TIMER_DIFF(current_time, debounce_counters[row*MATRIX_COLS + col], DEBOUNCE_COUNTER_MODULO) >= DEBOUNCING_DELAY) {
+ debounce_counters[row*MATRIX_COLS + col] = DEBOUNCE_COUNTER_INACTIVE;
+ }
+ }
+ }
+ }
+}
+
+void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time)
+{
+ for (uint8_t row = 0; row < num_rows; row++)
+ {
+ matrix_row_t delta = raw[row] ^ cooked[row];
+
+ for (uint8_t col = 0; col < MATRIX_COLS; col++)
+ {
+ if (debounce_counters[row*MATRIX_COLS + col] == DEBOUNCE_COUNTER_INACTIVE && (delta & (1<<col)))
+ {
+ debounce_counters[row*MATRIX_COLS + col] = current_time;
+ cooked[row] ^= (1 << col);
+ }
+ }
+ }
+}
+
+void debounce(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, bool changed)
+{
+ uint8_t current_time = timer_read() % DEBOUNCE_COUNTER_MODULO;
+
+ update_debounce_counters(num_rows, current_time);
+ transfer_matrix_values(raw, cooked, num_rows, current_time);
+} \ No newline at end of file
diff --git a/keyboards/handwired/xealous/rules.mk b/keyboards/handwired/xealous/rules.mk
index eebd11d86e..07e1c875e6 100644
--- a/keyboards/handwired/xealous/rules.mk
+++ b/keyboards/handwired/xealous/rules.mk
@@ -1,4 +1,5 @@
-SRC += matrix_scanrate.c matrix.c
+#SRC += matrix_scanrate.c matrix.c
+SRC += debounce.c
# MCU name
MCU = atmega32u4
@@ -37,7 +38,7 @@ F_USB = $(F_CPU)
# Bootloader
# This definition is optional, and if your keyboard supports multiple bootloaders of
-# different sizes, comment this out, and the correct address will be loaded
+# different sizes, comment this out, and the correct address will be loaded
# automatically (+60). See bootloader.mk for all options.
BOOTLOADER = caterina
@@ -59,14 +60,15 @@ MIDI_ENABLE = no # MIDI controls
AUDIO_ENABLE = yes # Audio output on port C6
UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
-RGBLIGHT_ENABLE = no # Enable WS2812 RGB underlight.
+RGBLIGHT_ENABLE = no # Enable WS2812 RGB underlight.
SPLIT_KEYBOARD = yes # Use shared split_common code
SUBPROJECT_rev1 = yes
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
-CUSTOM_MATRIX = yes
+CUSTOM_MATRIX = no
+CUSTOM_DEBOUNCE = yes
LAYOUTS = split60